3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dict = new Map(["a" => 1, "b" => 2]); $b = new ArrayIterator($dict); print var_dump($b); class A { public $x; public $y; public function __construct($x, $y) { $this->x = $x; $this->y = $y; } } $a = new A(1, "42"); print var_dump((new ArrayObject($a))->getIterator()); print "obj\n"; foreach ($a as $v) { $a->y = "500"; print $v . "\n"; } print "arr\n"; $b = array(1, 2, 3); foreach($b as $v) { $b[1] = 500; print $v . "\n"; } print "arr_iter\n"; $c = array(1, 2, 3); $i = new ArrayIterator($c); $i->rewind(); while ($i->valid()) { $c[1] = 500; print $i->current() . "\n"; $i->next(); }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0110.00418.43
8.3.50.0060.01516.48
8.3.40.0000.01418.92
8.3.30.0090.00618.67
8.3.20.0040.00422.15
8.3.10.0040.00423.66
8.3.00.0050.00519.27
8.2.180.0140.00718.41
8.2.170.0120.00322.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0030.00521.07
8.2.120.0080.00026.35
8.2.110.0030.00722.14
8.2.100.0090.00317.78
8.2.90.0060.00317.89
8.2.80.0050.00319.32
8.2.70.0050.00317.91
8.2.60.0080.00017.91
8.2.50.0050.00318.10
8.2.40.0030.00620.64
8.2.30.0080.00019.37
8.2.20.0000.00718.08
8.2.10.0000.00718.00
8.2.00.0000.00818.08
8.1.280.0130.00325.92
8.1.270.0000.00920.07
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0040.00422.12
8.1.230.0080.00321.04
8.1.220.0030.00517.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0050.00317.22
8.1.180.0040.00418.10
8.1.170.0000.00818.45
8.1.160.0000.00818.79
8.1.150.0030.00520.21
8.1.140.0000.01019.10
8.1.130.0030.00318.98
8.1.120.0030.00317.43
8.1.110.0030.00617.31
8.1.100.0040.00417.31
8.1.90.0000.00817.34
8.1.80.0030.00517.28
8.1.70.0030.00917.39
8.1.60.0000.00817.39
8.1.50.0050.00517.48
8.1.40.0080.00017.52
8.1.30.0090.00017.51
8.1.20.0040.00417.63
8.1.10.0000.00817.52
8.1.00.0000.00717.36
8.0.300.0080.00019.91
8.0.290.0040.00416.75
8.0.280.0070.00018.39
8.0.270.0000.00717.23
8.0.260.0000.00617.20
8.0.250.0000.00716.99
8.0.240.0040.00416.98
8.0.230.0030.00716.97
8.0.220.0000.00716.93
8.0.210.0070.00016.96
8.0.200.0000.00716.98
8.0.190.0030.00616.80
8.0.180.0040.00416.81
8.0.170.0030.00916.96
8.0.160.0040.00416.95
8.0.150.0000.00716.86
8.0.140.0030.00516.93
8.0.130.0050.00013.31
8.0.120.0070.00016.77
8.0.110.0040.00416.92
8.0.100.0040.00416.80
8.0.90.0000.00716.79
8.0.80.0130.00716.87
8.0.70.0040.00416.95
8.0.60.0050.00316.93
8.0.50.0080.00016.81
8.0.30.0100.00917.03
8.0.20.0110.00817.40
8.0.10.0000.00916.93
8.0.00.0060.01216.67
7.4.330.0040.00015.55
7.4.320.0030.00316.41
7.4.300.0000.00616.48
7.4.290.0030.00316.55
7.4.280.0080.00016.54
7.4.270.0040.00416.41
7.4.260.0030.00316.44
7.4.250.0040.00416.57
7.4.240.0030.00316.38
7.4.230.0000.00716.58
7.4.220.0040.00416.66
7.4.210.0070.00716.50
7.4.200.0040.00416.46
7.4.160.0090.00716.45
7.4.150.0060.01017.40
7.4.140.0080.01417.86
7.4.130.0000.01816.57
7.4.120.0120.00916.48
7.4.110.0120.00916.47
7.4.100.0120.00616.47
7.4.90.0120.01216.44
7.4.80.0110.00719.39
7.4.70.0080.01116.43
7.4.60.0130.00316.54
7.4.50.0100.00316.16
7.4.40.0070.01016.50
7.4.10.0030.01614.73
7.4.00.0100.00814.97
7.3.330.0000.00513.07
7.3.320.0000.00513.40
7.3.310.0030.00316.42
7.3.300.0080.00016.34
7.3.290.0110.00616.33
7.3.280.0110.00616.35
7.3.270.0100.00717.40
7.3.260.0100.00916.56
7.3.250.0120.00916.35
7.3.240.0110.00916.44
7.3.230.0130.00616.44
7.3.210.0090.00916.27
7.3.200.0070.01016.47
7.3.190.0100.00716.35
7.3.180.0000.01616.31
7.3.170.0060.01016.50
7.3.160.0070.01016.37
7.3.130.0090.00914.91
7.3.120.0100.00714.80
7.3.110.0090.00614.79
7.3.100.0100.00314.75
7.3.90.0080.00814.56
7.3.80.0030.00614.79
7.3.70.0030.01214.86
7.3.60.0060.00614.70
7.3.50.0080.00814.64
7.3.40.0000.01514.84
7.3.30.0040.01114.82
7.3.20.0040.00816.43
7.3.10.0030.01016.66
7.3.00.0060.00616.58
7.2.330.0140.00416.27
7.2.320.0080.00816.52
7.2.310.0060.01216.53
7.2.300.0090.01516.58
7.2.290.0080.00816.38
7.2.260.0000.01615.06
7.2.250.0030.01314.77
7.2.240.0090.00614.87
7.2.230.0030.01615.04
7.2.220.0030.01315.10
7.2.210.0030.01014.72
7.2.200.0040.00714.86
7.2.190.0060.00914.98
7.2.180.0090.00314.89
7.2.170.0080.00814.71
7.2.160.0000.01515.04
7.2.150.0030.00616.89
7.2.140.0040.00716.75
7.2.130.0060.00616.84
7.2.120.0080.00616.71
7.2.110.0030.01016.93
7.2.100.0060.00316.75
7.2.90.0080.00816.81
7.2.80.0110.00416.68
7.2.70.0030.00916.66
7.2.60.0050.00916.74
7.2.50.0070.01016.48
7.2.40.0070.01016.92
7.2.30.0070.00316.75
7.2.20.0060.00916.78
7.2.10.0230.00717.27
7.2.00.0280.00417.34
7.1.330.0040.01215.69
7.1.320.0070.00715.44
7.1.310.0050.00515.60
7.1.300.0060.00615.46
7.1.290.0030.00615.64
7.1.280.0070.00715.73
7.1.270.0060.00315.47
7.1.260.0000.01415.48
7.1.250.0000.01715.35
7.1.240.0100.00315.72
7.1.230.0060.00915.60
7.1.220.0130.00015.27
7.1.210.0030.00915.77
7.1.200.0080.00415.35
7.1.190.0060.00615.61
7.1.180.0070.00715.72
7.1.170.0090.00915.62
7.1.160.0100.00315.71
7.1.150.0070.00415.50
7.1.140.0070.01015.57
7.1.130.0190.00716.29
7.1.120.0180.01115.88
7.1.110.0190.00715.74
7.1.100.0160.01115.96
7.1.90.0270.00815.75
7.1.80.0220.00815.72
7.1.70.0200.01015.51
7.1.60.0290.00724.36
7.1.50.0220.01324.32
7.1.40.0270.00824.11
7.1.30.0330.00724.09
7.1.20.0280.00724.03
7.1.10.0190.00815.06
7.1.00.0200.00915.13
7.0.330.0110.00315.33
7.0.320.0030.01315.40
7.0.310.0040.01115.49
7.0.300.0030.01315.32
7.0.290.0120.00615.26
7.0.280.0080.00615.29
7.0.270.0070.00315.29
7.0.260.0070.00715.34
7.0.250.0100.00315.32
7.0.240.0080.00615.51
7.0.230.0090.00615.13
7.0.220.0060.00615.15
7.0.210.0060.00615.22
7.0.200.0060.00615.25
7.0.190.0040.00715.13
7.0.180.0030.01015.39
7.0.170.0030.01315.45
7.0.160.0050.00515.50
7.0.150.0080.00315.14
7.0.140.0070.00715.39
7.0.130.0060.00615.19
7.0.120.0070.01015.49
7.0.110.0040.01115.30
7.0.100.0130.00015.13
7.0.90.0000.01415.41
7.0.80.0100.00315.23
7.0.70.0000.01615.39
7.0.60.0070.01115.35
7.0.50.0060.00915.39
7.0.40.0060.01013.40
7.0.30.0080.00813.13
7.0.20.0040.01113.21
7.0.10.0000.01513.31
7.0.00.0060.00913.54
5.6.400.0040.00714.03
5.6.390.0030.01014.03
5.6.380.0070.01014.15
5.6.370.0060.00614.44
5.6.360.0090.00914.11
5.6.350.0090.00314.14
5.6.340.0000.01114.02
5.6.330.0060.00314.07
5.6.320.0110.00014.47
5.6.310.0000.01214.33
5.6.300.0040.00814.54
5.6.290.0040.00414.42
5.6.280.0030.01014.33
5.6.270.0030.00914.11
5.6.260.0060.01013.92
5.6.250.0030.00914.11
5.6.240.0090.00314.07
5.6.230.0000.00914.09
5.6.220.0080.00414.23
5.6.210.0110.00414.39
5.6.200.0140.00314.09
5.6.190.0090.00614.45
5.6.180.0100.00714.16
5.6.170.0030.01014.25
5.6.160.0040.01414.06
5.6.150.0000.01514.14
5.6.140.0030.01313.93
5.6.130.0100.00714.22
5.6.120.0130.00314.02
5.6.110.0090.00614.04
5.6.100.0040.00714.13
5.6.90.0070.00714.16
5.6.80.0070.00714.05
5.6.70.0030.01413.97
5.6.60.0060.00314.11
5.6.50.0070.00714.16
5.6.40.0110.00014.01
5.6.30.0040.00814.25
5.6.20.0080.00814.02
5.6.10.0000.00813.89
5.6.00.0000.00814.21

preferences:
64.92 ms | 400 KiB | 5 Q